package com.movieknight;

import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import android.util.Log;


//MySQLiteHelper handles the low level communication with the local SQLite database.

public class MySQLiteHelper extends SQLiteOpenHelper {

	public static final String TABLE_MOVIES = "movies";
	public static final String COLUMN_ID = "_id";
	public static final String COLUMN_MOVIE = "movie";
	
	public static final String TABLE_FRIENDS = "friends";
	public static final String COLUMN_FRIEND = "friend";

	private static final String DATABASE_NAME = "movies.db";
	private static final int DATABASE_VERSION = 1;

	// Database creation sql statement
	private static final String DATABASE_CREATE = "create table "
			+ TABLE_MOVIES + "( " + COLUMN_ID
			+ " integer primary key autoincrement, " + COLUMN_MOVIE
			+ " integer not null);";
	
	private static final String DATABASE_CREATE_FRIENDS = "create table "
			+ TABLE_FRIENDS + "( " + COLUMN_ID
			+ " integer primary key autoincrement, " + COLUMN_FRIEND
			+ " integer not null);";

	public MySQLiteHelper(Context context) {
		super(context, DATABASE_NAME, null, DATABASE_VERSION);
	}

	@Override
	public void onCreate(SQLiteDatabase database) {
		database.execSQL(DATABASE_CREATE);
		database.execSQL(DATABASE_CREATE_FRIENDS);
	}

	@Override
	public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
		Log.w(MySQLiteHelper.class.getName(),
				"Upgrading database from version " + oldVersion + " to "
						+ newVersion + ", which will destroy all old data");
		db.execSQL("DROP TABLE IF EXISTS " + TABLE_MOVIES);
		db.execSQL("DROP TABLE IF EXISTS " + TABLE_FRIENDS);
		onCreate(db);
	}

}